Games like Seed Adventure
Games like Seed Adventure include Getting Over It with Bennett Foddy, Hollow Knight, Hollow Knight: Silksong, Geometry Dash, and Crash Bandicoot™ N. Sane Trilogy. We matched them by the tags players give Seed Adventure on Steam (3D Platformer, Difficult, Psychological Horror, Indie, and Singleplayer): closest matches first, and among equally close ones the better-known games.

Getting Over It with Bennett Foddy
Shared: Difficult · Psychological Horror · Singleplayer

Hollow Knight
Shared: Difficult · Platformer · Indie

Hollow Knight: Silksong
Shared: Difficult · Indie · Singleplayer

Geometry Dash
Shared: Difficult · Singleplayer · Platformer

Crash Bandicoot™ N. Sane Trilogy
Shared: 3D Platformer · Difficult · Platformer

A Hat in Time
Shared: 3D Platformer · Indie · Adventure

Celeste
Shared: Difficult · Indie · Platformer

Jump King
Shared: Difficult · Psychological Horror · Indie

Chained Together
Shared: Adventure · Platformer · 3D Platformer

Pumpkin Jack
Shared: 3D Platformer · Adventure · Indie

Slime Rancher
Shared: Singleplayer · Adventure · Exploration

Crash Bandicoot™ 4: It’s About Time
Shared: 3D Platformer · Difficult · Platformer

Peaks of Yore
Shared: Difficult · Psychological Horror · Adventure

LIMBO
Shared: Indie · Platformer · Puzzle Platformer

Portal 2
Shared: Singleplayer · Platformer · 3D Platformer

Yooka-Laylee
Shared: 3D Platformer · Indie · Adventure

Kao the Kangaroo: Round 2 (2003 re-release)
Shared: 3D Platformer · Adventure · Singleplayer

A Difficult Game About Climbing
Shared: Difficult · Psychological Horror · Singleplayer

Rain World
Shared: Difficult · Indie · Platformer

Squishy the Suicidal Pig
Shared: Indie · Difficult · Platformer

Refunct
Shared: 3D Platformer · Platformer · Casual

Little Nightmares
Shared: Singleplayer · Adventure · Indie

Changed
Shared: Difficult · Psychological Horror · Singleplayer

A Story About My Uncle
Shared: Adventure · Indie · Singleplayer